<template>
  <div ref="wrapper">
    <div class="content">
      <slot></slot>
    </div>
  </div>
</template>

<script>
  import BScroll from 'better-scroll'

  export default {
    name: "Scroll",
    data(){
      return{
        scroll:null
      }
    },
    props:{
      probeType:{
        type:Number,
        default:0
      },
    },
    mounted(){
      this.scroll=new BScroll(this.$refs.wrapper,{
        observeDOM:true,
        observeImage:true,
        click: true,
        probeType:this.probeType,
        pullUpLoad:true
      })

      //监听滚动的位置
      this.scroll.on("scroll",(position)=>{
        this.$emit('scroll',position)
      })

      //监听上拉事件
      this.scroll.on("pullingUp",()=>{
        this.$emit('pullingUp')
      })
    },
    methods:{
      scrollTo(x,y,time=300){
        this.scroll.scrollTo(x,y,time)
      },
      finishPullUp(){
        this.scroll.finishPullUp()
      },
      refresh(){
        this.scroll.refresh()
      },
      getY(){
        return this.scroll.y
      }
    }
  }
</script>

<style scoped>

</style>
